Fix too-long subjects sent by git and nagios integrations

(imported from commit 9bf3af613b07fb7c72125eee0d08fd4a16dfa88a)

api/integrations/git/post-receive

@@ -76,7 +76,7 @@ def git_commit_range(oldrev, newrev):
     for ln in subprocess.check_output(log_cmd).splitlines():
         email, subject = ln.split(None, 1)
         if len(subject) > 60:
-            subject = subject[:58].rstrip() + '...'
+            subject = subject[:57].rstrip() + '...'
         commits += '!gravatar(%s) %s\n' % (email, subject)
     return commits
 

api/integrations/nagios/nagios-notify-humbug

@@ -34,6 +34,8 @@ else:
     thing = 'service'
     msg['subject'] = 'service %s on %s' % (opts.service, opts.host)
 
+if len(msg['subject']) > 60:
+    msg['subject'] = msg['subject'][0:57].rstrip() + "..."
 # e.g. **PROBLEM**: service is CRITICAL
 msg['content'] = '**%s**: %s is %s' % (opts.type, thing, opts.state)